def translate(self, translation, inplace=True):
tmatrix = self.get_translation_matrix(translation, False)
matrix = trans.concatenate_matrices(self.matrix, tmatrix)
if inplace:
self.matrix = matrix
return self
else:
return Matrix(matrix)
def rotate(self, rotation, inplace=True):
rmatrix = self.get_rotation_matrix(rotation, False)
matrix = trans.concatenate_matrices(self.matrix, rmatrix)
if inplace:
self.matrix = matrix
return self
else:
return Matrix(matrix)
def multiply(self, matrix, inplace=False):
matrix = self._ensure_matrix(matrix)
matrix = trans.concatenate_matrices(self.matrix, matrix.matrix)
if inplace:
self.matrix = matrix
return self
else:
matrix = Matrix(matrix)
return matrix
def __init__(self, *args, **kwargs):
'''
Signature:
*) Matrix
*) translation, [rotation]
*) (translation, rotation)
*) tuple of 16 floats (row-major)
*) list of 4 lists of 4 floats each (four rows)
*) <no arguments> (unity matrix)
'''
translation = (0, 0, 0)
rotation = (0, 0, 0)
if args and isinstance(args[0], Matrix):
self.matrix = args[0].matrix
return
if len(args) == 1:
if len(args[0]) == 16:
#TODO tuple of 16 floats (row-major)
pass
elif len(args[0]) == 4:
self.matrix = args[0]
return
elif len(args[0]) == 3:
translation = args[0]
elif len(args[0]) == 2:
translation, rotation = args[0]
elif len(args) == 2:
translation, rotation = args
elif len(args) == 0:
# Unity matrix
pass
else:
raise Exception('invalid args: *args=%s, **kwargs=%s' %
(args, kwargs))
translation = kwargs.get('translation', translation)
translation = trans.translation_matrix(translation)
rotation = kwargs.get('rotation', rotation)
rotation = self.get_rotation_matrix(rotation)
self.matrix = trans.concatenate_matrices(translation, rotation)
